Global Open Data Index: Survey
Powered by Open Data Census
(French) Données quotidiennes sur la concentration de polluants dans l'air, particulièrement pour ceux qui sont potentiellement nocifs pour la santé humaine. Les données doivent être disponible pour toutes les stations ou les zones de surveillance de l'air dans une ville.
| Question | Answer | Comment |
|---|---|---|
| Openly licenced | No | Kiban Chizu Joho, 5m DEM data and GSI map are under protection of Survey Law. |
| In an open and machine-readable format | GML, WFS | Kiban Chizu Joho is provided in GML format. GSI map is TMS tile. |
| Downloadable at once | No | |
| Up-to-date | Yes | Major feature is updated immediately on GSI map. (such as new motorway, abandoned railway, major buildings) |
| Publicly available | No | Need user registration https://ssousm.gsi.go.jp/piss/Attention.aspx |
| Available free of charge | Yes | |
| findable | 4 | |
| findable_steps | Go to GSI, expand the menu of "地図・空中写真・地理調査", and find those dataset page | https://www.gsi.go.jp/ |
| Collected by government | Yes | |
| usability | 2 | |
| collector_name | Geospatial Information Authority of Japan | |
| Controlled access | Yes | |
| characteristics | Scale of 1:250,000 (1 cm = 2.5km), Markings of national traffic routes, Markings of relief/heights, Markings of water stretches, National borders | Kiban Chizu Joho contains all road data in Japan, so it covers national traffic routes. National borders are on GSI map. like this. https://maps.gsi.go.jp/#7/25.050769/126.232910/&base=std&ls=std&disp=1&vs=c1j0l0u0f0 |
| location | https://fgd.gsi.go.jp/download/menu.php - Kiban Chizu Joho, National Basemap of Japan, https://maps.gsi.go.jp/ - GSI Map of Japan, https://www.gsi.go.jp/kankyochiri/Laser_demimage.html - 5m mesh DEM |